trans-2-[4-(4-Chlorophenyl)cyclohexyl]-3-hydroxy-1,4-naphthalenedione;3-Hydroxy-2-[4β-(4-chlorophenyl)cyclohexan-1α-yl]naphthalene-1,4-dione;Atovaquone (200 mg);Atovaquone, USP;1,4-Naphthalenedione, 2-[trans-4-(4-chlorophenyl)cyclohexyl]-3-hydroxy-;Atavaquone;Atovaquone for system suitability;566C80