英文别名:3H-Indolium,1-ethyl-2,3,3-trimethyl-5-sulfo-,inner salt;1-Ethyl-2,3,3-Trimethyl-Indoleninium-5-Sulfonate;1-Ethyl-2,3,3-triMethyl-5-sulfo-3H-indoliuM Inner Salt;1-Ethyl-2,3,3-trimethylindolenium-5-sulfonate;1-Ethyl-2,3,3-triMethyl-3H-indol-1-iuM-5-sulfonate;1-Ethyl-2,3,3-trimethyl-3H-indol-1-ium-5-sulfonate B