A New Antimycobacterial, 3β-Acetoxy-15α,22-dihydroxyhopane, from the Insect Pathogenic Fungus Aschersonia tubulata - Boonphong, Surat; Kittakoop, Prasat; Isaka, Masahiko; Palittapongarnpim, Prasit; Jaturapat, Amonlaya; Danwisetkanjana, Kannawat; Tanticharoen, Morakot; Thebtaranonth, Yodhathai (Planta Medica, 2001)