12125-72-3 Chromium, tricarbonyl((1,2,4,5,6-eta)-1,3,5-cycloheptatriene)- Chromium, tricarbonyl[(1,2,3,4,5,6-.eta.6)-1,3,5-cycloheptatriene]- Cycloheptatrienetricarbonylchromium Cykloheptatrientrikarbonylchromium [Czech] EINECS 235-196-9 Tricarbonyl((1,2,3,4,5,6-eta)-1,3,5-cycloheptatriene)chromium Tricarbonyl-pi-cycloheptatrinylchromium