Task: Answer the MCQ question.
Query: Which drug has a 12.952\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a COc1cc(C(=O)Nc2nc3ccccc3[nH]2)cc(OC)c1OC
b O=[N+]([O-])c1cc(-c2csc(NCCc3nc4cc(Cl)c(N5CCCCC5)cc4n3CCCO)n2)ccc1Cl
c CN(Cc1ccccc1)C(=O)COC(=O)c1ccc(S(=O)(=O)N(C)C)cc1
d Cc1c(NC(=O)Nc2ccccc2C(F)(F)F)c(=O)n(-c2ccccc2)n1C
Answer: b. O=[N+]([O-])c1cc(-c2csc(NCCc3nc4cc(Cl)c(N5CCCCC5)cc4n3CCCO)n2)ccc1Cl
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=[N+]([O-])c1cc(-c2csc(NCCc3nc4cc(Cl)c(N5CCCCC5)cc4n3CCCO)n2)ccc1Cl
O=[N+]([O-])c1cc(-c2csc(NCCc3nc4cc(Cl)c(N5CCCCC5)cc4n3CCCO)n2)ccc1Cl
3-[5-chloro-2-[2-[[4-(4-chloro-3-nitrophenyl)-1,3-thiazol-2-yl]amino]ethyl]-6-piperidin-1-ylbenzimidazol-1-yl]propan-1-ol