C31321211111333132331211113313331333133313121211111333131133132233133322311   >>    C3132121111133313233121111331333133313331312121111133313113313223313332231   <<    C31321211111333132331211113313331333133313121211111333131133132233133322313   >>      C31321211111333132331211113313331333133313121211111333131133132233133322312   >>