C31232233133313221211113313331333132313331333133313331333133313331133131131231   >>    C3123223313331322121111331333133313231333133313331333133313331333113313113123   <<    C31232233133313221211113313331333132313331333133313331333133313331133131131233   >>      C31232233133313221211113313331333132313331333133313331333133313331133131131232   >>