... H -12 ); 1, 46 (m, 1H, H -12 ); 1, 31 (m, 1H, H -15 ); 1, 43 (m, 1H, H -15 ); 1, 55( m, 1H, H -16 ); 1, 32 (m, 1H, H -16 ); 1, 39 (m, 1H, H -18 ); 1, 14 (m, 1H, H -19 ); 1, 22 (m, 1H, H -19 ); 1, 53 (m, 1H, H- 21) ; 1, 34 ... (m, 1H, H-6); 1, 37 (m, 1H, H-7); 1, 35 (m, 1H, H-7); 1, 28 (m, 1H, H-8); 0, 91 (m, 1H, H -10 ); 1, 30 (m, 1H, H -11 ); 1, 49 (m, 1H, H -11 ); 1, 27 (m, 1H, H -12 ); 1, 47 (m, 1H, H -12 ); 1, 31 (m, 1H, H -15 ); 1, 46 ... 1H, H -11 ); 1, 12 (m, 1H, H -12 ); 1, 95 (m, 1H, H -12 ); 0,94 (m, 1H, H -14 ); 1, 03 (m, 1H, H -15 ); 1, 53 (m, 1H, H -15 ); 1, 18 (m, 1H, H -16 ); 1, 80 (m, 1H, H -16 ); 1, 06 (m, 1H, H -17 ); 0, 61 (s, 3H, H -18 );...