F(xin)ʹL(fng)҂Ԝpʲͷʽwʳɼ(x)ֽ⣬ጳ;Ҏ(gu)tʳ(x)T(hu)(do)·(du)ʹL(fng)Ҳ(hu)a(chn)ӰôʹL(fng)ôʳŽ?́ҵĽBɣ
ʹL(fng)ѪYİl(f)cw|(zh)zкܴP(gun)ϵh(hun)cʽҲ(hu)a(chn)شӰ(dng)ʹL(fng)l(f)r(sh)ί֮(yng)ͬr(sh)עʳĸƣ
ֵʳ
⺬(purine)ʳٳɸʳ磺~(ni)K֭rؐѪYߵҺƫAԣnj(do)·Y(ji)ʯԭҲҪעѪҺAʳƷ
Ե^
zȡ^ߵğ(hu)(do)·ʳжٶִڣ(hu)ֱӌ(do)Ҫעⲻɳ^;˿ĔzȡܼУԺSʳwSֵ͵ĺXmʳƷ
(yn)ԻԵ̫
Ԝpʲͷʽwʳɼ(x)ֽ⣬ጳ;Ҏ(gu)tʳ(x)T(hu)(do)·֣(du)ʹL(fng)Ҳ(hu)a(chn)Ӱ粻L(zhng)r(sh)gĿոЕ(hu)͕r(sh)_Ѵ;IһͺٳԖ|wյğ(hu)࣬ѸD(zhun)֬(ch)ϳԵ̫(do)^Ҳװl(f)
עI(yng)B(yng)
ȫzȡֵʳͺyS֠I(yng)B(yng)ԣʳr(sh)עzȡͬʳز֠I(yng)B(yng)
a(b)ˮ
a(b)ˮֿԽѪҺĝҿҺɎųw⣬ҲɱʹL(fng)IY(ji)ʯ;ԵҲ(hu)(jng)^ˮֵa(b)AAԡ
ϾnjҌ(du)P(gun)(ni)ĽBͨ^ϽBŴѽ(jng)˽ˣҲϣϽBܽo?gu)ڴСףwտ(f)