73243-41-1 Cyclex-2E Cyclic(L-alpha-glutamyl-N-methylglycylglycyl-N-cyclohexylglycyl-L-alpha-glutamyl-N-methylglycylglycyl-N-cyclohexylglycyl), bis(phenylmethyl) ester Cyclo(glu(obz)-sar-gly-(N-cyclohexyl)gly)2