[9-[2-(4-{[3-(2-Benzyloxycarbonylamino-3-phenyl-propionylamino)-7-tert-butoxycarbonylamino-2-oxo-heptyloxycarbonylmethyl]-carbamoyl}-piperidine-1-sulfonyl)-phenyl]-6-(methyl-phenylamino)-xanthen-3-ylidene]-methyl-phenyl-ammonium nchembio728-comp5