Problem statement: Answer the MCQ question.
Query: Which drug has a -20.168\% 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] CC(C)CCNC(=O)C1CCCN1C(=O)NC1CCCCC1
[b] CC(=O)N1CCN(c2ccc(Nc3nc(C)nc4c3oc3ccccc34)cc2)CC1.Cl
Answer: b. CC(=O)N1CCN(c2ccc(Nc3nc(C)nc4c3oc3ccccc34)cc2)CC1.Cl
{#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#}
CC(=O)N1CCN(c2ccc(Nc3nc(C)nc4c3oc3ccccc34)cc2)CC1.Cl
CC(=O)N1CCN(c2ccc(Nc3nc(C)nc4c3oc3ccccc34)cc2)CC1.Cl
1-[4-[4-[(2-methyl-[1]benzofuro[3,2-d]pyrimidin-4-yl)amino]phenyl]piperazin-1-yl]ethanone;hydrochloride