1	VLB	(2alpha,2'beta,3beta,4alpha,5beta)-vincaleukoblastine	1.000
2	A1EPR	10'-fluorovinblastine	0.983
3	A1EPS	10'-bromovinblastine	0.983
4	R1Q	Vincristine	0.983
5	A1EPT	10'-methoxyvinblastine	0.967
6	A1EPQ	10',11'-difluoro-12'-methoxyvinblastine	0.937
7	KAR	3"-(beta-chloroethyl)-2",4"-dioxo-3, 5"-spiro-oxazolidino-4-deacetoxy-vinblastine	0.735