2C-T-7 or 2,5-dimethoxy-4-propylthiophenethylamine. Molecular model of the psychedelic drug 2C-T-7 (C13.H21.N.O2.S). This psychedelic phenethylamine, member of the 2C family, was described by Alexander Shulgin. Its effects are psychedelic and entactogenic. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue), oxygen (red) and sulphur (yellow). Illustration.