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, b, c, or d without using any additional words.
Options:
[a] CN(CCOc1ccccc1)CCc1ccc(NS(C)(=O)=O)cc1
[b] COc1nccnc1[C@H](C)C1=C(CCN(C)C)Cc2cc(C)ccc21
[c] O=c1cc([C@H]2CCN[C@@H](CCc3ccccc3)C2)o[nH]1
[d] CN(C)CCC1CCN(c2cc(C(=O)NCC3CCC(CNC(=O)OCC(C)(C)C)CC3)c3ccccc3n2)CC1
Answer: a, 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}
2-[3-[(1R)-1-(3-methoxypyrazin-2-yl)ethyl]-6-methyl-1H-inden-2-yl]-N,N-dimethylethanamine