9-[2,4(or 2,5)-Dicarboxyphenyl]-2,3,6,7,12,13,16,17-octahydro-1H,5H,11H,15H-xantheno[2,3,4-ij:5,6,7-，98%

9-[2,4(or 2,5)-Dicarboxyphenyl]-2,3,6,7,12,13,16,17-octahydro-1H,5H,11H,15H-xantheno[2,3,4-ij:5,6,7-i'j′]diquinolizin-18-ium inner salt

仅供研发或工业应用，不可直接用于食品、药品、临床诊断或治疗。