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.) COc1c(NC(=O)Nc2ccc(Oc3ccnc(Nc4ccccc4)c3)c3ccccc23)cc(C(C)(C)C)cc1C(=O)NC1COC1
b.) CS(=O)(=O)c1ccc(-c2noc([C@@H](CC3CC3)[C@H](N)C(=O)N3CC[C@H](F)C3)n2)cc1.O=C(O)C(F)(F)F
Answer: a
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}
3-[[4-(2-anilinopyridin-4-yl)oxynaphthalen-1-yl]carbamoylamino]-5-tert-butyl-2-methoxy-N-(oxetan-3-yl)benzamide