One thing they can do is to switch from making a less in demand product like paper

towels to more toilet paper.

他们能做的一件事就是从生产需要的较低的纸巾等产品，转变成生产需求更多的卫生纸。

我看不懂句子结构“making a less in demand product like paper towels to more toilet paper.”

这里该如何逐一分析成分呢？less前为什么有a？