Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a NC(=O)C(c1ccccc1)(c1ccccc1)[C@@H]1CCN(CCc2ccc3c(c2)CCO3)C1
b N[C@@H](C(=O)O)[C@@H](N)C(=O)O
c O=C1NCCN1CCN1CC=C(c2cn(-c3ccc(F)cc3)c3ccc(Cl)cc23)CC1
d COc1cc2c(cc1OC)[C@@H](Cc1ccc(Oc3cc(C[C@@H]4c5cc(OC)c(OC)cc5CCN4C)ccc3O)cc1)N(C)CC2
Answer: a, c, 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}
4-[[(1R)-6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinolin-1-yl]methyl]-2-[4-[[(1R)-6,7-dimethoxy-2-methyl-3,4-dihydro-1H-isoquinolin-1-yl]methyl]phenoxy]phenol