Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 12.536\% human ether-à-go-go related gene (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 additional words.
Options:
[a] O=C(NC1=NC2CCCCC2N1)c1ccccc1
[b] Cc1cccc(C)c1Nc1c(-c2ccc(N3CCOCC3)cc2)nc2ncccn12
[c] CCOc1cc(/C=N/NC(N)=O)ccc1OCC(=O)Nc1ccc(C)c(C)c1
[d] Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)NCCCN1CCOCC1
Answer: a. O=C(NC1=NC2CCCCC2N1)c1ccccc1
{#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#}
N-(3a,4,5,6,7,7a-hexahydro-1H-benzimidazol-2-yl)benzamide