R 9 는 H , -( CR 14 R 15 ) nC ( = Y ') R 11 , -( CR 14 R 15 ) nC ( = Y ') OR 11 , -( CR 14 R 15 ) nC ( = Y ') NR 11 R 12 , -( CR 14 R 15 ) qNR 11 R 12 , -( CR 14 R 15 ) qOR 11 , -( CR 14 R 15 ) qSR 11 , -( CR 14 R 15 ) qNR 12 C ( = Y ') R 11 , -( CR 14 R 15 ) qNR 12 C ( = Y ') OR 11 , -( CR 14 R 15 ) qNR 13 C ( = Y ') NR 11 R 12 , -( CR 14 R 15 ) qNR 12 SO 2 R 11 , -( CR 14 R 15 ) qOC ( = Y ') R 11 , -( CR 14 R 15 ) qOC ( = Y ') OR 11 , -( CR 14 R 15 ) qOC ( = Y ') NR 11 R 12 , -( CR 14 R 15 ) qOS ( O ) 2 ( OR 11 ) , -( CR 14 R 15 ) qOP ( = Y ')( OR 11 ) ( OR 12 ) , -( CR 14 R 15 ) qOP ( OR 11 ) ( OR 12 ) , -( CR 14 R 15 ) nS ( O ) R 11 , -( CR 14 R 15 ) nS ( O ) 2 R 11 , -( CR 14 R 15 ) nS ( O ) 2 NR 11 R 12 , C 1 - C 12 알킬 , C 2 - C 8 알케 닐 , C 2 - C 8 알키 닐 , 카르보 시클 릴 , 헤테로 시클 릴 , 아릴 및 헤테로 아릴 로부터 선택 되 고 ;