| http://www.w3.org/ns/prov#value | - Other carbon feedstocks can be used which contain built-in carbon-silicon bonds, which can be expressed by the formula: CHN (SiH3)4-N, where N is an integer in the range of 0 to 4, e.g. CH3 SiH3 (methylsilane or silylmethane), CH3 (SiH)3 (trisilymethane).
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