Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 0.790\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) O=C(COC(=O)CCc1c[nH]c2ccccc12)NCc1ccccc1
(b) CC(C(=O)NC(C)(C)C)N(Cc1cccs1)C(=O)CCN1CCc2ccccc21
(c) O=C(Nc1cc(-c2nn(CC(=O)N3CCCCC3)c(=O)c3ccccc23)ccc1N1CCOCC1)c1ccc(Cl)cc1
(d) CC(=O)Oc1ccc(C(=O)Cc2ccccn2)c(O)c1
Answer: c. O=C(Nc1cc(-c2nn(CC(=O)N3CCCCC3)c(=O)c3ccccc23)ccc1N1CCOCC1)c1ccc(Cl)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#}
4-chloro-N-[2-morpholin-4-yl-5-[4-oxo-3-(2-oxo-2-piperidin-1-ylethyl)benzo[d]pyridazin-1-yl]phenyl]benzamide