Quinaldine red117-92-0100 % similar 1-Ethyl-2-methylquinolinium iodide606-55-348 % similar Pinacyanol605-91-447 % similar Pinacyanol2768-90-340 % similar 1-Ethylquinolinium iodide634-35-539 % similar N,N-Dimethyl-2-naphthalenamine2436-85-334 % similar 4-(Dimethylamino)cinnamaldehyde6203-18-534 % similar 3-Ethyl-2-methylbenzothiazolium iodide3119-93-533 % similar 4-(Dimethylamino)cinnamic acid1552-96-131 % similar