3-(Di-2-thienylmethylene)-5-methoxy-1,1-dimethylpiperidinium bromide 35035-05-3 AIDS-001628 AIDS001628 Piperidinium, 3-(di-2-thienylmethylene)-5-methoxy-1,1-dimethyl-, bromide3-(Di-2-thienylmethylene)-5-methoxy-1,1-dimethylpiperidinium bromide SA 504 SA 50Y Timepidium bromide