1-5-b-Neoendorphin (human), .beta.-D-glucopyranosyl ester 117833-65-5 AIDS-003310 AIDS003310 L-Leucine, N-[N-[N-(N-L-tyrosylglycyl)glycyl]-L-phenylalanyl]-, .beta.-D-glucopyranosyl ester Tyrosylglycylglycylphenylalanylleucyl)-.beta.-D-glucopyranoside [5-Leu]enkephalin-related