Patent ID: 8399683

Claim:
A compound of Formula (I): or a pharmaceutically acceptable salt thereof, wherein: R is selected from H, alkyl, substituted alkyl, alkenyl, substituted alkenyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, heteroaryl, or substituted heteroaryl; R1a and R1b are each independently selected from H, alkyl, or substituted alkyl; R2 is selected from H, alkyl, substituted alkyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl; R6 is selected from H, alkyl, substituted alkyl, alkylsulfonyl, arylsulfonyl, cycloalkyl, substituted cycloalkyl, heterocycloalkyl, substituted heterocycloalkyl, aryl, substituted aryl, heteroaryl, or substituted heteroaryl; or R6 has the following formula (IA): where R8 is selected from H, alkyl, substituted alkyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl; and R9 is selected from H, alkyl, substituted alkyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, heterocycloalkyl, substituted heterocycloalkyl, heteroaryl, or substituted heteroaryl; or R9 has the following formula (IB): where R10a and R10b are independently selected from H, alkyl, or substituted alkyl; and R11 is selected from H, alkyl, substituted alkyl, alkenyl, substituted alkenyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, heteroaryl, or substituted heteroaryl; R7 is selected from H, or a 3-indolyl of the formula (IC): where R3 is selected from H, alkyl, or substituted alkyl; R4 is selected from H, halogen, alkyl, or substituted alkyl; and each R5 is independently selected from H, halogen, alkyl, or substituted alkyl; and R12 is selected from H or hydroxy.