C132233133112121111331333133313331312121111133313331333131133133321   >>    C13223313311212111133133313331333131212111113331333133313113313332   <<    C132233133112121111331333133313331312121111133313331333131133133323   >>      C132233133112121111331333133313331312121111133313331333131133133322   >>