Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (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) Cc1nnc(NC(=O)c2ccccc2Oc2ccccc2)s1
(b) CCn1c(CNC(=O)c2ccccc2F)cc2cc(C)ccc21
(c) S=C(NCCCN1CCOCC1)N1CCN(c2cccc(Cl)c2)CC1
(d) CCn1c(SCC(=O)O)nnc1-c1ccc2[nH]c(C)c(C)c2c1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}