{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "description": "Monomer Sets JSON Schema v1 for combinatorial libraries",
  "type": "object",
  "properties": {
    "description": {
      "type": "string"
    },
    "placeholders": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "properties": {
          "description": {
            "type": "string"
          },
          "monomerType": {
            "enum": ["Backbone", "Branch", "Terminal"]
          },
          "polymerType": {
            "enum": ["PEPTIDE", "RNA"]
          },
          "set": {
            "type": "array",
            "items": {
              "type": "object",
              "description": "Link to a monomer of a monomer library",
              "required": ["source", "symbol"],
              "properties": {
                "source": {
                  "type": "string",
                  "description": "Monomer library name, path."
                },
                "symbol": {
                  "type": "string",
                  "description": "Monomer symbol from the library"
                },
                "notes": {
                  "type": "string"
                }
              }
            }
          }
        }
      }
    }
  }
}