Absorption of methylbacteriopheophorbide alpha single crystals: spectral shifts due to pi-pi interactions.
D001429:Bacteriochlorophylls; D055598:Chemical Phenomena; D002621:Chemistry; D002734:Chlorophyll / Q000031:analogs & derivatives*; D013057:Spectrum Analysis
D001429:Bacteriochlorophylls; D002734:Chlorophyll; C032625:methylpheophorbide