C132233133112121111331333133313331333131232233132313331312323323321   >>    C13223313311212111133133313331333133313123223313231333131232332332   <<    C132233133112121111331333133313331333131232233132313331312323323323   >>      C132233133112121111331333133313331333131232233132313331312323323322   >>