The fused cyclobutenomaleimide is much more reactive than Smith’s diene; it reacts with cyclopentadiene exothermically at room temperature to yield the extended isomer as the major cycloaddition product.

All was neglect. The outer door of this room, which was open, was nearly on a level with the Quadrangle — some coats and trousers and boots were upon the ebony table and a gyp was brushing away at them just within the door — in wet weather he performed these functions entirely within the library, as innocent of the incongruity of his position as my guide himself.

In The Rover, one of these esthetically important elements was the arrangement of the upstage drops. Originally the drop was split into three sections, with obvious and blatant seams between them.

Notice the placement of the amygdala in the high-field atlas with basolateral, basomedial, and centromedial subfields.