Task: Answer the multiple choice question.
Query: Which compound exhibits a -21.138% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] O=C(CCC(=O)NNC(=O)c1ccccc1[N+](=O)[O-])NCc1ccccc1
[b] O=[N+]([O-])c1ccc(C2=Nn3c(Cn4nnc5ccccc54)nnc3SC2)cc1
[c] O=[N+]([O-])c1ccc(S(=O)(=O)N(CC(O)CN2CCCCC2)c2ccccc2)cc1
[d] O=C(CCN1C(=O)/C(=C/c2ccc3c(c2)OCO3)SC1=S)Nc1ccc(C(=O)O)cc1
[e] COc1ccc(-c2nn(CC(=O)NCCc3ccccc3)c(=S)n2C)cc1
Answer: b. O=[N+]([O-])c1ccc(C2=Nn3c(Cn4nnc5ccccc54)nnc3SC2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=[N+]([O-])c1ccc(C2=Nn3c(Cn4nnc5ccccc54)nnc3SC2)cc1
O=[N+]([O-])c1ccc(C2=Nn3c(Cn4nnc5ccccc54)nnc3SC2)cc1
3-(benzotriazol-1-ylmethyl)-6-(4-nitrophenyl)-7H-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine