Synthetics
Isoamyl isobutyrate smells like a fruity, sweet, and slightly floral aroma reminiscent of pears and bananas.
Mosciano, Gerard P&F 19, No. 6, 53, (1994): Sweet, fruity, estry and green with a waxy nuance
Luebke, William tgsc, (2021): Fruity ethereal tropical green grape cherry unripe banana apple cocoa
Moellhausen: Fruity, somewhat apple-like; slightly cocoa