trans-Aconitic acid反式乌头酸trans-Propene-1,2,3-tricarboxylic acid反式-1,2,3-丙烯三羧酸cis-Aconitic acid(1Z)-Prop-1-ene-1,2,3-tricarboxylic acidCis-ACONITIC ACIDtrans-ACONITIC ACIDAconitic acidcis-Aconitic acidEquisetic acidTrans-ACONITIC ACID, REAG顺式-1,2,3-丙烯三羧酸Pyrocitric acidAchilleic acid顺式乌头酸Citridinic acidcis-Propene-1,2,3-tricarboxylic acid(1Z)-Propene-1,2,3-tricarboxylic acid顺-乌头酸