C121213213331322331313331311331312111133131213331311332313232321   >>    C12121321333132233131333131133131211113313121333131133231323232   <<    C121213213331322331313331311331312111133131213331311332313232323   >>      C121213213331322331313331311331312111133131213331311332313232322   >>