Task: Answer the multiple-choice question.
Query: Which compound exhibits a -13.766\% 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] Cc1ccc(OCCn2cnc(Cl)c2Cl)cc1
[b] COc1ccccc1OCCCn1c(=O)oc2ccc(C)cc21
[c] CC(C)Cc1cc(C(=O)Nc2ccc(F)cc2F)no1
[d] CC(=O)Nc1ccc(SCC(=O)O)cc1
Answer: b. COc1ccccc1OCCCn1c(=O)oc2ccc(C)cc21
{#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#}
COc1ccccc1OCCCn1c(=O)oc2ccc(C)cc21
COc1ccccc1OCCCn1c(=O)oc2ccc(C)cc21
[C][O][C][=C][C][=C][C][=C][Ring1][=Branch1][O][C][C][C][N][C][=Branch1][C][=O][O][C][=C][C][=C][Branch1][C][C][C][=C][Ring1][#Branch1][Ring1][O]
3-[3-(2-methoxyphenoxy)propyl]-5-methyl-1,3-benzoxazol-2-one