[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an organic cation that is phenothiazin-5-ium substituted by amino and methylamino groups at positions 3 and 7 respectively. The chloride salt is the histological dye 'azure C'."}, {"from": "gpt", "value": "[C][N][=C][C][=C][C][=NH1+1][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N][S][C][Ring1][O][=C][Ring1][#C]"}]