Your task is to review and refine an experimental protocol plan represented in domain-specific language (DSL). 
The input plan in DSL consists of multiple DSL programs, each representing one step in the experimental protocol planning process, arranged in top-down order to indicate the execution sequence of operations. 
Each DSL program has the following format:

{
    "Operation": ,    // Operation verb
    "Precond": {      // Precondition for this step
        "SlotArgNum": ,   // Number of arguments for the precondition
        "SlotArg":        // Input product for this step
    },
    "Execution": {
        "DeviceType": ,   // Execution device for the operation
        "Config": {       // dict of execution arguments - values
            Argkey: Argvalues  
        }
    },
    "Postcond": {     // Postcondition for this step
        "EmitArgNum":,    // Number of arguments for the postcondition
        "EmitArg":        // Output product for this step
    }
}

Requirements:
1. Check whether the entire plan properly links the programs in the execution sequence, ensuring that each program’s precondition and postcondition are correctly connected and that the production flow between these programs is transmitted properly.
2. If any step’s DSL program in the plan has missing key information, please supplement and refine it accordingly.
3. Refine and modify the experimental protocol plan to ensure that it is executable, fully comprehensive, and can pass a review by a human domain expert.
4. Output your refined plan in DSL, returning a JSON block without any additional information or comments.

YOUR TASK:
Review and Refine the plan in DSL for a protocol for {title}.

Here are some extra details about the protocol:

{details}

Review and Refine the following plan:

{plan}

Your refined plan in DSL: