C31232233133313221211113313331323133313233313233313231333132213111121   >>    C3123223313331322121111331333132313331323331323331323133313221311112   <<    C31232233133313221211113313331323133313233313233313231333132213111123   >>      C31232233133313221211113313331323133313233313233313231333132213111122   >>