Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) C[C@@]12CCC(=O)C=C1C=C[C@@H]1[C@H]2CC[C@]2(C)[C@@H]1CC[C@]2(O)CCC(=O)[O-]
b.) CS(=O)(=O)Nc1ccc2c(c1)[C@H](O)CC1(CC[NH+]([C@@H]3CCc4cc(C#N)ccc4C3)CC1)O2
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-[(4R)-1'-[(2R)-6-cyano-1,2,3,4-tetrahydronaphthalen-2-yl]-4-hydroxyspiro[3,4-dihydrochromene-2,4'-piperidin-1-ium]-6-yl]methanesulfonamide