1(4H)-Pyridinebutanesulfonic acid, 4-(3-ethyl-4-oxo-2-thioxo-5-thiazolidinylidene)-, compd. with piperidine (1:1) 4-(3-Ethyl-4-oxo-2-thioxothiazolidin-5-ylidene)-4H-pyridine-1-butanesulphonic acid, compound with piperidine (1:1) 63149-26-8 EINECS 263-963-8