Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1c([C@H]2CN3CCN(C(=O)Cc4ccc(-n5cnnn5)nc4)C[C@@H]3CO2)ccc2c1COC2=O
[b] CN(C(=O)CC[C@@H](C1CCCCC1)N1Cc2cc(Oc3ccccc3)ccc2N=C1N)C1CCCCC1
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}
(4S)-4-(2-amino-6-phenoxy-4H-quinazolin-3-yl)-N,4-dicyclohexyl-N-methylbutanamide