Task: Answer the multiple-choice question.
Question: Which drug has a -3.738\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a COc1ccc2nc(-c3ccccc3)cc(C(=O)N3CCC3)c2c1
b Cc1ccc(S(=O)(=O)Nc2cccc(-c3ccc(N4CCCCCC4)nn3)c2)cc1C
c Cc1cc(NC(=O)CN2C(=O)NC3(CCCCCC3)C2=O)ccc1Br
d COC(=O)C1=C(C)N=C2SCCC(=O)N2C1c1ccc(C(=O)OC)cc1
Answer: d. COC(=O)C1=C(C)N=C2SCCC(=O)N2C1c1ccc(C(=O)OC)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#}
COC(=O)C1=C(C)N=C2SCCC(=O)N2C1c1ccc(C(=O)OC)cc1
COC(=O)C1=C(C)N=C2SCCC(=O)N2C1c1ccc(C(=O)OC)cc1
methyl 6-(4-methoxycarbonylphenyl)-8-methyl-4-oxo-3,6-dihydro-2H-pyrimido[2,1-b][1,3]thiazine-7-carboxylate