User: I'm looking for the SMILES of a molecule that can be described as:
The molecule is an organic cation that is phenothiazin-5-ium substituted by dimethylamino and amino groups at positions 3 and 7 respectively. The chloride salt is the histological dye 'azure B'.
Assistant: This is a molecule that fits this description: CNc1ccc2nc3ccc(=[N+](C)C)cc-3sc2c1
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that can be described {#by|as!}:
{description#}
Assistant: This is a molecule that fits {#your|this!} description: {SMILES#}
CNc1ccc2nc3ccc(=[N+](C)C)cc-3sc2c1
dimethyl-[7-(methylamino)phenothiazin-3-ylidene]azanium
The molecule is an organic cation that is phenothiazin-5-ium substituted by dimethylamino and amino groups at positions 3 and 7 respectively. The chloride salt is the histological dye 'azure B'.