Synthetics
Ethyl isobutyrate smells like a sweet, ethereal blend of fruity, alcoholic notes, reminiscent of rum with buttery undertones
Mosciano, Gerard P&F 22, No. 2, 69, (1997): Sweet, etherial and fruity with pungent, alcoholic, fusel and rummy nuances
Luebke, William tgsc, (1989): Sweet ethereal fruity alcoholic fusel rummy
Moellhausen: Sweet, fruity, ethereal, with a rum like nuance