C111113331333132322331333133313331323133313233213133313331312111113113313221   >>    C11111333133313232233133313331333132313331323321313331333131211111311331322   <<    C111113331333132322331333133313331323133313233213133313331312111113113313223   >>      C111113331333132322331333133313331323133313233213133313331312111113113313222   >>