P3I1P3E1R1O1N1A1L1S1
14 points
PIPERONALS is validvalid
PIPERONAL, [n]
PIPERONAL, a phenolic aldehyde of very pleasant odour, used as a perfume and in flavourings, etc. [n]
PIPERONAL, [n]
PIPERONAL, a phenolic aldehyde of very pleasant odour, used as a perfume and in flavourings, etc. [n]