Problem statement: Answer the multiple choice question.
Question: Which drug has a 13.205\% 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] CCN(CC)CCNC(=O)c1c(C)oc2cc(Br)c(OC)cc12
[b] COc1ccc(-c2c(C)c3cc(O)ccc3oc2=O)cc1
Answer: b. COc1ccc(-c2c(C)c3cc(O)ccc3oc2=O)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(-c2c(C)c3cc(O)ccc3oc2=O)cc1
COc1ccc(-c2c(C)c3cc(O)ccc3oc2=O)cc1
6-hydroxy-3-(4-methoxyphenyl)-4-methylchromen-2-one