Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1ccncc1)N1CCC2(CCN(Cc3ccccc3OCC(F)(F)C(F)F)CC2)CC1
b. COc1ncccc1C(=O)N1CCC(NCc2cncn2Cc2ccc(C#N)cc2)C1
c. C[C@@H](c1ccc(-c2cn(C)c(=O)cc2CO)cc1)[C@H](N)C(=O)N1CC[C@H](F)C1.O=C(O)C(F)(F)F
d. O=C(CCCN1CC=C(n2c(=O)[nH]c3ccccc32)CC1)c1ccc(F)cc1
Answer: a, d
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-[1-[4-(4-fluorophenyl)-4-oxobutyl]-3,6-dihydro-2H-pyridin-4-yl]-1H-benzimidazol-2-one