C1111233131211111211113313331323133313232212111113331322131232333131   >>    C111123313121111121111331333132313331323221211111333132213123233313   <<    C1111233131211111211113313331323133313232212111113331322131232333133   >>      C1111233131211111211113313331323133313232212111113331322131232333132   >>