C31232233133313221211113313331333132313331322121111133313221323223231   >>    C3123223313331322121111331333133313231333132212111113331322132322323   <<    C31232233133313221211113313331333132313331322121111133313221323223233   >>      C31232233133313221211113313331333132313331322121111133313221323223232   >>