C31232233133313221211113313331333132313331322121111133313223313133321   >>    C3123223313331322121111331333133313231333132212111113331322331313332   <<    C31232233133313221211113313331333132313331322121111133313223313133323   >>      C31232233133313221211113313331333132313331322121111133313223313133322   >>