C131121333133313233213331333133313331333133313331333133313331333132313332113311   >>    C13112133313331323321333133313331333133313331333133313331333133313231333211331   <<    C131121333133313233213331333133313331333133313331333133313331333132313332113313   >>      C131121333133313233213331333133313331333133313331333133313331333132313332113312   >>