C3123121111331312121111331333132313331333133313232212111111331333133313113221   >>    C312312111133131212111133133313231333133313331323221211111133133313331311322   <<    C3123121111331312121111331333132313331333133313232212111111331333133313113223   >>      C3123121111331312121111331333132313331333133313232212111111331333133313113222   >>