C312322331333132212111133133313331333133322131211113323131121132321   >>    C31232233133313221211113313331333133313332213121111332313112113232   <<    C312322331333132212111133133313331333133322131211113323131121132323   >>      C312322331333132212111133133313331333133322131211113323131121132322   >>