Task: Answer the multiple choice question.
Question: Which compound exhibits a 18.002\% 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, or c without using any additional words.
Options:
(a) Cc1ccc(C(=O)CC(C(=O)O)P(=O)(c2ccccc2)c2ccccc2)cc1
(b) CCOc1ccc(-c2cc(C(=O)O)c3ccccc3n2)cc1
(c) CN(C)[C@@H](CO)c1nnc([C@H](CC(=O)O)NC(=O)C2CCNCC2)o1.Cl
Answer: a. Cc1ccc(C(=O)CC(C(=O)O)P(=O)(c2ccccc2)c2ccccc2)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#}
Cc1ccc(C(=O)CC(C(=O)O)P(=O)(c2ccccc2)c2ccccc2)cc1
Cc1ccc(C(=O)CC(C(=O)O)P(=O)(c2ccccc2)c2ccccc2)cc1
2-diphenylphosphoryl-4-(4-methylphenyl)-4-oxobutanoic acid