eu3oh du3o cu3oh2 bu3oh au3o
p32o o32oh2 n32oh m32o l32oh2
0c2oh2 zc2oh yc2o xc2oh2 wc2oh
bm1oh am1o 9l1oh2 8l1oh 7l1o
mv0o lv0oh2 kv0oh jv0o iv0oh2