Uji Fenol, Flavonoid Total, dan MTT Ekstrak Etil Asetat, N-Heksana, dan Etanol Teripang (Holothuria scabra) terhadap sel kanker paru A549 = Total Phenolic, Flavonoid, and MTT Test of Ethyl Acetate, N-Hexane, and Ethanol Extract of Sea Cucumber (Holothuria scabra) against lung cancer cells A549