Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -21.478\% 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 or b without using any additional words.
Options:
a. COc1ccc(C(=O)C2CCCN(Cc3ccc4nonc4c3)C2)cc1OC
b. COc1ccc(-c2ccc(O[C@@H]3OC(C)(C)[C@H](OC)[C@@H](O)[C@H]3O)cc2C(=O)NCCc2ccccc2)cc1
Answer: b. COc1ccc(-c2ccc(O[C@@H]3OC(C)(C)[C@H](OC)[C@@H](O)[C@H]3O)cc2C(=O)NCCc2ccccc2)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#}
COc1ccc(-c2ccc(O[C@@H]3OC(C)(C)[C@H](OC)[C@@H](O)[C@H]3O)cc2C(=O)NCCc2ccccc2)cc1
COc1ccc(-c2ccc(O[C@@H]3OC(C)(C)[C@H](OC)[C@@H](O)[C@H]3O)cc2C(=O)NCCc2ccccc2)cc1
5-[(2R,3R,4S,5R)-3,4-dihydroxy-5-methoxy-6,6-dimethyloxan-2-yl]oxy-2-(4-methoxyphenyl)-N-(2-phenylethyl)benzamide