5-chloro-2-[2-[4-[(2-hydroxyethyl)methylamino]phenyl]vinyl]-1,3,3-trimethyl-3H-indolium chloride C??? ??, ??, ??

5-chloro-2-[2-[4-[(2-hydroxyethyl)methylamino]phenyl]vinyl]-1,3,3-trimethyl-3H-indolium chloride ?? ?? ? ???

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5-chloro-2-[2-[4-[(2-hydroxyethyl)methylamino]phenyl]vinyl]-1,3,3-trimethyl-3H-indolium chloride ?? ??