C111113331333132322331333133313331323133313233213133313331323223313332113231   >>    C11111333133313232233133313331333132313331323321313331333132322331333211323   <<    C111113331333132322331333133313331323133313233213133313331323223313332113233   >>      C111113331333132322331333133313331323133313233213133313331323223313332113232   >>