Task: Answer the MCQ question.
Question: Which compound exhibits a 23.233\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
[a] CCOc1cc(C(=O)N2CCC(CC3CC(c4cccc(Br)c4)=NO3)(C(=O)NCC3CCCCC3)CC2)cc(OCC)c1OCC
[b] COc1cc(CNc2ccc3[nH]c(=O)[nH]c3c2)ccc1OCc1ccc(Cl)cc1
[c] CCOP(=S)(OCC)C(O)CCCCCn1c(=O)c(F)cn(C2CCCO2)c1=O
Answer: b. COc1cc(CNc2ccc3[nH]c(=O)[nH]c3c2)ccc1OCc1ccc(Cl)cc1
{#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#}
COc1cc(CNc2ccc3[nH]c(=O)[nH]c3c2)ccc1OCc1ccc(Cl)cc1
COc1cc(CNc2ccc3[nH]c(=O)[nH]c3c2)ccc1OCc1ccc(Cl)cc1
5-[[4-[(4-chlorophenyl)methoxy]-3-methoxyphenyl]methylamino]-1,3-dihydrobenzimidazol-2-one