Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a CNS(=O)(=O)CCNC(=O)N(CCCl)N=O
b Oc1ccc(C(c2ccc(O)cc2)c2ccccn2)cc1
c COP(=S)(OC)SCn1nc(-c2ccccc2)ccc1=O
d CNC(=O)Nc1nc2ccccc2s1
Answer: d
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}