(2S,4S,5S,7S)-N-[7-[[2-(1-Acetyl-4-piperidinyl)ethyl]carbamoyl]-4-amino-5-hydroxy-2-isopropyl-8-methylnonyl]-2-(4-methoxybutoxy)benzamide; (2S,4S,5S,7S)-N-[2-(1-Acetylpiperidin-4-yl)ethyl]-5-amino-4-hydroxy-2,7-diisopropyl-8-[2-(4-methoxybutoxy)benzamido