1 KJK (3~{R})-3-[2-[4-(2-azanylethylamino)cyclohexyl]ethanoylamino]-2-oxidanyl-3,4-dihydro-1,2-benzoxaborinine-8-carboxylic acid 1.000 2 K9B (4~{R})-4-[2-[4-(2-azanylethylamino)cyclohexyl]ethanoylamino]-3,3-bis(oxidanyl)-2-oxa-3-boranuidabicyclo[4.4.0]deca-1(10),6,8-triene-10-carboxylic acid 0.966