00342pam a2200121 a 4500020002400000041000800024082001300032100001900045245008500064260004000149300000900189653002200198 a978-3-906390-73-4c aeng a547bHOF aHoffmann, R W. aClassical Methods in Structure Elucidation of Natural ProuctshTextual Documents aNew DelhibWiley Eastern Ltd.c2018 a265. aOrganic Chemistry